Advanced Graphs and Charts Collection for PHP
provides a very easy way to embed
dynamically-generated graphs and charts into PHP
applications and HTML Web pages. The Graphing
components provide various solutions for the
incorporation of graphs and charts into
Web/intranet pages and applications. Versatile
components provide the ability for Web authors and
developers to quickly build and publish dynamic
and interactive graphs and charts.

lsnet is a system monitor that generates detailed
charts for viewing on your Web site. One pixel
represents 1 minute. It displays data for one day and also has a daily network usage chart showing how much up/down traffic there was for each day of the month.

aiCharts is a framework to visualize a wide range of financial, business, engineering, and mathematical charts. It allows developers to enhance applications for the Android platform with interactive charts with flexible customization abilities. A great number of visual effects, transparency, and custom drawing are supported.

CapCode is a navigation system for sailors with a specialization in regatta assistance. It handles acquisition of data coming from NMEA bus and GPS, computation of the VMG, and route tracing on raster charts. It contains a chart editor.

WS Charts is a PHP class that can be used to render charts of several types. It takes a list of values that define points of one or more sets and renders charts of several possible types: line, bar, surface, and pie. The class provides options to choose colors, gradients, show coordinates, etc. The generated charts can be saved to a given file or displayed as the current script output.

JHeatChart is a one class Java API for generating heat map charts that was created because very few charting APIs seem to contain the facility to create heat maps. It is not a full featured charting API and cannot be used to other charts. The generated charts are created as Java Image objects, which can be incorporated into a GUI or saved to a file.

Aspose.Cells for JasperReports allows you to exports reports from JasperReports and JasperServer in Microsoft Excel spreadsheet (XLS) format. It is provided as a single JAR file that can easily be deployed on machines running JasperReports or JasperServer. It exports Excel charts as editable charts rather than static pictures so that they can be edited manually in MS Excel.

PLOTlet is a tool to quickly create plots and charts. It lets you quickly create charts and chart grids, process plots automatically in batch, align multiple graphs easily, and export them in high quality.